import Vue from 'vue'
import axios from 'axios'
import store from '@/store'
import { getToken } from '@/utils/auth'
 
 
var config = require('../base-config.js'); 
axios.defaults.headers.post['Content-Type'] = 'application/x-www-form-urlencoded';
axios.defaults.headers.get['Content-Type'] = 'application/x-www-form-urlencoded';

axios.defaults.transformRequest = [function (data) {
    let ret = ''
    for (let it in data) {
		if(data[it] != null){
			ret += encodeURIComponent(it) + '=' + encodeURIComponent(data[it]) + '&'
		}
    }
	ret = ret.substr(0,ret.length - 1)
    return ret
}]
// create an axios instance
const service = axios.create({
  baseURL: config.default.baseUrl, // url = base url + request url
  // withCredentials: true, // send cookies when cross-domain requests
  timeout: 5000, // request timeout
  headers:  {'Content-Type': 'application/x-www-form-urlencoded'},
})
// request interceptor
service.interceptors.request.use(
  config => {
    // do something before request is sent
    if (getToken()) {
      // let each request carry token
      // ['X-Token'] is a custom headers key
      // please modify it according to the actual situation
      config.headers['X-Token'] = getToken()
    }
    return config
  },
  error => {
    // do something with request error
    console.log(error) // for debug
    return Promise.reject(error)
  }
)

// response interceptor
service.interceptors.response.use(
  /**
   * If you want to get http information such as headers or status
   * Please return  response => response
  */

  /**
   * Determine the request status by custom code
   * Here is just an example
   * You can also judge the status by HTTP Status Code
   */
  response => {
    const res = response.data
	res["params"] = response.config.data;
    // if the custom code is not 20000, it is judged as an error.
    if (res.code !== 20000) {
		uni.showToast({
		    title: res.message || 'Error',
		    duration: 2000
		});
      return Promise.reject(new Error(res.message || 'Error'))
    } else {
      return res
    }
  },
  error => {
    console.log('err' + error) // for debug
	uni.showToast({
	    title: error.message,
	    duration: 5000
	});
    return Promise.reject(error)
  }
)

export default service
